Release Shakeout Day 1 (#1591)

* Fixed an issue where reading list were not able to update their summary due to a duplicate title check.

* Misc code smell cleanup

* Updated .net dependencies and removed unneeded ones

* Fixed an issue where removing a series from want to read list page wouldn't update the page correctly

* Fixed age restriction not applied to Recommended page

* Ensure that Genres and Tags are age restricted gated

* Persons are now age gated as well

* When you choose a cover, the new cover will properly be selected and will focus on it, in the cases there are many other covers available.

* Fixed caching profiles

* Added in a special hook when deleting a library to clear all series Relations before we delete

UI/Web/src/app/_services/metadata.service.ts

@@ -86,8 +86,6 @@ export class MetadataService {
       return of(this.validLanguages);
     }
     return this.httpClient.get<Array<Language>>(this.baseUrl + 'metadata/all-languages').pipe(map(l => this.validLanguages = l));
-
-    //return this.httpClient.get<Array<Language>>(this.baseUrl + 'metadata/all-languages').pipe();
   }
 
   getAllPeople(libraries?: Array<number>) {